Sheep castrators actually pull the animals' testicles out with their teeth, because the parts are extremely "slippery" and this is the best way to grip them.

The guys who work at Skulls Unlimited in Oklahoma have to clean the skulls of dead animals by boiling carcasses to remove tissue, then using beetles to strip the skeletons to the bone. The smell is known to get unbearable.

These guys have to go down stinky, dark drains to collect the trash so that it doesn't end up on the beaches of Los Angeles.

The guys who have to clean the inside of a boiler can get filthy when they have to crawl into 100-year-old steam ships.

Ostrich farmers have to catch their animals by chasing after the birds, grabbing them by their necks, and pulling a hood over their eyes. This is all done while the massive animals are trying to kick them.